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118066 (4317 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118066
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2337684029340732 4.3621e-08  
a 2.361381641111636 7.0364e-09 au
q 1.809365226151128 1.0578e-07 au
i 3.070916414423084 4.3915e-06 deg
node 141.3487982613226 5.9095e-05 deg
peri 202.2137216117015 5.9686e-05 deg
M 71.6229434024218 6.4168e-06 deg
tp 2459132.807750879858
(2020-Oct-10.30775088)
2.3659e-05 TDB
period 1325.402240869664
3.63
5.9241e-06
1.622e-08
d
yr
n .2716156566656969 1.214e-09 deg/d
Q 2.913398056072145 8.6812e-09 au
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      17292 days (47.34 yr)  
   first obs. used      1973-09-29  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48082  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:33  

Additional Information
 Earth MOID = .801177 au 
 Jupiter MOID = 2.4983 au 
 T_jup = 3.512 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.22   n/a E2021B55  
rotation period rot_per 8.660 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

118066 (4317 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 4317 T-2 = 2002 PK60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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